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Observational studies

Effects of temperature and humidity on the spread of COVID-19: A systematic review

Paulo Mecenas, Renata Travassos da Rosa Moreira Bastos, Antonio Carlos Rosário Vallinoto, David Normando

A Review of Published Analyses of Case-Cohort Studies and Recommendations for Future Reporting

Stephen J. Sharp, Manon Poulaliou, [ ... ], Angela M. Wood

Media Coverage of Medical Journals: Do the Best Articles Make the News?

Senthil Selvaraj, Durga S. Borkar, Vinay Prasad

The perfusion index measured by the pulse oximeter affects the agreement between ClearSight and the arterial catheter-based blood pressures: A prospective observational study

Masashi Yokose, Takahiro Mihara, [ ... ], Takahisa Goto

The Effect of Ginger (Zingiber officinale) on Platelet Aggregation: A Systematic Literature Review

Wolfgang Marx, Daniel McKavanagh, [ ... ], Liz Isenring

Dynamics of organizational culture: Individual beliefs vs. social conformity

Christos Ellinas, Neil Allan, Anders Johansson

p-Curve and p-Hacking in Observational Research

Stephan B. Bruns, John P. A. Ioannidis

Timing Matters in Hip Fracture Surgery: Patients Operated within 48 Hours Have Better Outcomes. A Meta-Analysis and Meta-Regression of over 190,000 Patients

Lorenzo Moja, Alessandra Piatti, [ ... ], Giuseppe Banfi

Hospital Door Handle Design and Their Contamination with Bacteria: A Real Life Observational Study. Are We Pulling against Closed Doors?

Hedieh Wojgani, Catherine Kehsa, [ ... ], Nigel Klein

Optimal Caliper Width for Propensity Score Matching of Three Treatment Groups: A Monte Carlo Study

Yongji Wang, Hongwei Cai, [ ... ], Jielai Xia

Benefits for Plants in Ant-Plant Protective Mutualisms: A Meta-Analysis

Matthew D. Trager, Smriti Bhotika, [ ... ], Benjamin M. Bolker

Bleeding Risk with Long-Term Low-Dose Aspirin: A Systematic Review of Observational Studies

Luis A. García Rodríguez, Mar Martín-Pérez, [ ... ], Angel Lanas

Surveys of knowledge and awareness of antibiotic use and antimicrobial resistance in general population: A systematic review

Hathairat Kosiyaporn, Sunicha Chanvatik, [ ... ], Viroj Tangcharoensathien

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